package com.tensquare.spit.service;

import com.tensquare.spit.dao.SpitDao;
import com.tensquare.spit.pojo.Spit;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.domain.Pageable;
import org.springframework.data.domain.Sort;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.data.mongodb.core.query.Update;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import util.IdWorker;

import java.util.Date;
import java.util.List;
import java.util.Optional;

/**
 * @program: tensquare_parent
 * @description:
 * @author: tianshengfei
 * @create: 2019-12-05 12:50
 **/
@Service
@Transactional
public class SpitService {
    @Autowired
    private SpitDao spitDao;
    @Autowired
    private IdWorker idWorker;
    @Autowired
    private MongoTemplate mongoTemplate;


    public List<Spit> findAll() {
        return spitDao.findAll();
    }

    public Spit findById(String id) {
        return spitDao.findById(id).get();
    }

    public void save(Spit spit) {
        spit.set_id(idWorker.nextId() + "");
        //初始值
        spit.setPublishtime(new Date());//发布日期         
        spit.setVisits(0);//浏览量         
        spit.setShare(0);//分享数         
        spit.setThumbup(0);//点赞数         
        spit.setComment(0);//回复数         
        spit.setState("1");//状态
        spitDao.save(spit);
        if(null != spit.getParentid() && !"".equals(spit.getParentid())){
            //父节点自增一
            Query query = new Query();
            query.addCriteria(Criteria.where("_id").is(spit.getParentid()));
            Update update = new Update();
            update.inc("comment",1);
            mongoTemplate.updateFirst(query,update,"spit");
        }
    }

    public void update(Spit spit) {
        spitDao.save(spit);
    }

    public void deleteById(String id) {
        spitDao.deleteById(id);
    }

    public Page<Spit> findByParentid(String parentId, int page, int size) {
        Pageable pageable = PageRequest.of(page, size);
        return spitDao.findAllByParentid(parentId, pageable);
    }

    public void addThumbup(String spitId) {
        //效率低
//        Spit spit = spitDao.findById(spitId).get();
//        spit.setThumbup((spit.getThumbup() == null ? 0 : spit.getThumbup())+1);
//        spitDao.save(spit);
        //使用原生
        Query query = new Query();
        query.addCriteria(Criteria.where("_id").is(spitId));
        Update update = new Update();
        update.inc("thumbup",1);
        mongoTemplate.updateFirst(query,update,"spit");


    }
}
